The Barajas Airport extension in Madrid by architect Richard Rogers is perhaps the architect's greatest addition to Spanish design. The undulating roof is supported by branching concrete columns.  Photo 2 of 8 in Landscape of Infrastructure by Aaron Britt

Landscape of Infrastructure

2 of 8

The Barajas Airport extension in Madrid by architect Richard Rogers is perhaps the architect's greatest addition to Spanish design. The undulating roof is supported by branching concrete columns.